Rank	Countries/Territories	Count	Percent
1	United States	799	42.1%
2	China	549	28.9%
3	Germany	143	7.5%
4	Canada	80	4.2%
5	India	56	3%
6	Japan	38	2%
7	Russia	30	1.6%
8	Netherlands	17	0.9%
9	Ireland	16	0.8%
10	France	16	0.8%
11	Korea, Republic of	15	0.8%
12	Latvia	15	0.8%
13	Hong Kong	13	0.7%
14	Morocco	13	0.7%
15	Cyprus	12	0.6%
16	Singapore	7	0.4%
17	Brazil	5	0.3%
18	Australia	5	0.3%
19	Iran, Islamic Republic of	5	0.3%
20	Taiwan	5	0.3%
21	United Kingdom	5	0.3%
22	Sweden	4	0.2%
23	Argentina	4	0.2%
24	Norway	4	0.2%
25	Portugal	3	0.2%
26	Czech Republic	3	0.2%
27	Egypt	3	0.2%
28	Mongolia	3	0.2%
29	Ukraine	3	0.2%
30	Viet Nam	3	0.2%
31	Thailand	2	0.1%
32	Turkey	2	0.1%
33	Denmark	2	0.1%
34	Austria	2	0.1%
35	Bangladesh	2	0.1%
36	Romania	2	0.1%
37	Slovenia	2	0.1%
38	Spain	2	0.1%
39	Malaysia	2	0.1%
40	Indonesia	2	0.1%
41	Italy	1	0.1%
42	Belgium	1	0.1%
43	Chile	1	0.1%